You find the nerve to show up in front of Rey wanting to join the dark side. She proves to be suspicious so she challenges you to prove your commitment. She developed a special power once she found the force too and wants to see if you won't get scared...But you're not easily scared. You fuck her with her lightsaber until she's pleased. Then she lets you enter her and fill her up with your cum. Your seed is now united with the dark side and you're welcome to join